Slides in this set

Slide 1

REDOXA guide for A level students KNOCKHARDY PUBLISHING 2008 SPECIFICATIONS…read more

Slide 2

KNOCKHARDY PUBLISHING REDOX INTRODUCTIONThis Powerpoint show is one of several produced to help students understandselected topics at AS and A2 level Chemistry. It is based on the requirements ofthe AQA and OCR specifications but is suitable for other examination boards.Individual students may use the material at home for revision purposes or itmay be used for classroom teaching if an interactive white board is available.Accompanying notes on this, and the full range of AS and A2 topics, areavailable from the KNOCKHARDY SCIENCE WEBSITE at... www.knockhardy.org.uk/sci.htmNavigation is achieved by...either clicking on the grey arrows at the foot of each page or using the left and right arrow keys on the keyboard…read more

Slide 4

REDOX Before you start it would be helpful to...· Recall the layout of the periodic table· Be able to balance simple equations…read more

Slide 5

OXIDATION & REDUCTION - Definitions OXIDATION GAIN OF OXYGEN2Mg + O2 ----> 2MgOmagnesium has been oxidised as it has gained oxygen REMOVAL (LOSS) OF HYDROGENC2H5OH ----> CH3CHO + H2 ethanol has been oxidised as it has `lost' hydrogen…read more

Slide 6

OXIDATION & REDUCTION - Definitions REDUCTION GAIN OF HYDROGENC2H4 + H2 ----> C2H6 ethene has been reduced as it has gained hydrogen REMOVAL (LOSS) OF OXYGENCuO + H2 ----> Cu + H2Ocopper(II) oxide has been reduced as it has `lost' oxygen However as chemistry became more sophisticated, it was realised that another definition was required…read more

Slides in this set

Slide 1

REDOXA guide for A level students KNOCKHARDY PUBLISHING 2008 SPECIFICATIONS…read more

Slide 2

KNOCKHARDY PUBLISHING REDOX INTRODUCTIONThis Powerpoint show is one of several produced to help students understandselected topics at AS and A2 level Chemistry. It is based on the requirements ofthe AQA and OCR specifications but is suitable for other examination boards.Individual students may use the material at home for revision purposes or itmay be used for classroom teaching if an interactive white board is available.Accompanying notes on this, and the full range of AS and A2 topics, areavailable from the KNOCKHARDY SCIENCE WEBSITE at... www.knockhardy.org.uk/sci.htmNavigation is achieved by...either clicking on the grey arrows at the foot of each page or using the left and right arrow keys on the keyboard…read more

Slide 4

REDOX Before you start it would be helpful to...· Recall the layout of the periodic table· Be able to balance simple equations…read more

Slide 5

OXIDATION & REDUCTION - Definitions OXIDATION GAIN OF OXYGEN2Mg + O2 ----> 2MgOmagnesium has been oxidised as it has gained oxygen REMOVAL (LOSS) OF HYDROGENC2H5OH ----> CH3CHO + H2 ethanol has been oxidised as it has `lost' hydrogen…read more

Slide 6

OXIDATION & REDUCTION - Definitions REDUCTION GAIN OF HYDROGENC2H4 + H2 ----> C2H6 ethene has been reduced as it has gained hydrogen REMOVAL (LOSS) OF OXYGENCuO + H2 ----> Cu + H2Ocopper(II) oxide has been reduced as it has `lost' oxygen However as chemistry became more sophisticated, it was realised that another definition was required…read more